EP2S90F1020C4N Datasheet, PDF (74/238 Pages) Altera Corporation – The Stratix II family offers the following features

PLLs & Clock Networks
Table 2–11. Global & Regional Clock Connections from Top Clock Pins & Enhanced PLL Outputs (Part 2
of 2)
Top Side Global & Regional
Clock Network Connectivity
c4
c5
Enhanced PLL 11 outputs
c0
c1
c2
c3
c4
c5
v
v
v
v
v
v
v
v
v
v
vv
v
v
vv
v
v
vv
v
v
vv
v
v
v
v
v
v
v
v
v
v
Table 2–12. Global & Regional Clock Connections from Bottom Clock Pins & Enhanced PLL
Outputs (Part 1 of 2)
Bottom Side Global &
Regional Clock Network
Connectivity
Clock pins
CLK4p
CLK5p
CLK6p
CLK7p
CLK4n
CLK5n
CLK6n
CLK7n
Drivers from internal logic
GCLKDRV0
GCLKDRV1
GCLKDRV2
vvv
v
v
vvv
v
v
v
vv
v
v
v
vv
v
v
v
v
v
v
v
v
v
v
v
v
v
v
v
v
v
2–66
Stratix II Device Handbook, Volume 1
Altera Corporation
May 2007